##
# Copyright (c) 2006 Patrick J. Leyden III
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
# 
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
# SOFTWARE.
##

from donut_duty import *


class CreateGroup:
    def __init__(self, name):
        self.name = name


class AddMember:
    def __init__(self, group_id, member):
        self.group_id = group_id
        self.member = member


class PrintMemberList:
    def __init__(self, group_id):
        self.group_id = group_id


class AutoAssignDuties:
    def __init__(self, group_id):
        self.group_id = group_id


class MessageParseError(Exception):
    def __init__(self, message):
        self.message = message
    def __str__(self):
        return self.message


def create_message(message_str):
    token = message_str.split()
    msg = None

    try:
        if token[0] == "CreateGroup":
            msg = CreateGroup(token[1])
        elif token[0] == "AddMember":
            msg = AddMember(token[1], Member(token[2], token[3]))
        elif token[0] == "PrintMemberList":
            msg = PrintMemberList(token[1])
        elif token[0] == "AutoAssignDuties":
            msg = AutoAssignDuties(token[1])
    except Exception:
        raise

    return msg
